Fans celebrate after the game outside the Staples Center in Los Angeles.Zuma/Newscom

The LAPD was out in full force as they readied for rowdy fans on Thursday night at the Staples Center.Zuma/Newscom

A man rides a tall bike by policemen outside the Staples Center.Zuma/Newscom

Los Angeles Police Department officers try to control a crowd as a trash can burns behind them on the street near the Staples Center in Los Angeles on Thursday night. Crowds of rowdy hooligans poured into the streets around Staples Center after Game 7 of the NBA finals, rocking cars, setting bonfires, and throwing rocks and bottles at officers. Dan Steinberg/AP

Assailed first by a debt crisis, then acting as a front line in Europe’s migrant crisis, Greece has had an extremely difficult few years. Yet it has avoided civil conflict and has remained in the eurozone, contrary to many expectations.